Buren 1940's up/down Chronograph Venus 170

1940's Buren Chronograph up/down.  Original Dial, 17 Jewel Manual wind Venus 170 movement.  33mm case, 35mm with crown, 18mm Lugs. Very nice BLUED hands.  

• Movement: Venus 170 17Jewels
• Screw down back cover
• Dial: Original
• Strap: Leather 
• Year: 1940's